INDEX. 



Page 



Spiders, Preserving 33 



Schoolroom Work 103 



Spinning Organs of .... 107 



The Crab 110 



The Jumping 109 



The Running 109 



Trapdoor Ill 



Spiracles of Grasshopper 175 



Spirogyra 126 



Spore Print of Fungus 40 



Spores of Ferns 181 



" " Moss 125 



" " Mushroom 37 



Spreading Wings of Butterflies ... 33 



Stamens of Flower 53 



Starch Changing to Sugar 132 



" Made by Plant 130 



" Tested for in Fruits 132 



" " Potato 132 



Stigma of Flower 53 



Stomata of Leaf . .- 129 



Stone Flies 60 



Style of Flower 53 



Sugar Made from Starch 132 



Surface Film . 15 



wallow, Mouth and Feet of 179 



Page 



Tarantulas 110 



Temperature of Ice 101 



Thermometer, How to Make 84 



Toads, Eggs of 138 



Toadstool 36 



Tracheae of Insects 175 



Trapdoor Spiders Ill 



Triangle Spider 117 



Ventilation in Miniature Room ... 88 

 " Schoolroom 88 



Water as Plants' Food 128 



" Beetles 70 



" " Breathing of 71 



" Boatmen 72 



" Bugs 70 



" Currents in 90 



" Expanded by Heat 81 



Water Insects 60 



Webs of Spiders 112 



Whirligig Beetles 68 



Woodpecker. Bill, Feet and Tail of , 179 

 Wrigglers 12 



